# ----------------------------------------------------------------------
# Copyright (C) 2014, Numenta, Inc.  Unless you have an agreement
# with Numenta, Inc., for a separate license for this software code, the
# following terms and conditions apply:
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero Public License version 3 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the GNU Affero Public License for more details.
#
# You should have received a copy of the GNU Affero Public License
# along with this program.  If not, see http://www.gnu.org/licenses.
#
# http://numenta.org/licenses/
# ----------------------------------------------------------------------

import random
from nab.detectors.base import AnomalyDetector



class RandomDetector(AnomalyDetector):

  def __init__(self, *args, **kwargs):

    super(RandomDetector, self).__init__(*args, **kwargs)

    self.seed = 42


  def handleRecord(self, inputData):
    """Returns a tuple (anomalyScore).
    The anomalyScore is simply a random value from 0 to 1
    """
    anomalyScore = random.uniform(0,1)
    return (anomalyScore, )


  def initialize(self):
    random.seed(self.seed)
